Copy file between 2 SD cards

Hello,

I'm trying to write a code to copy csv file from one SD card to another.
SD conected by SPI.

I was looking evewhere and i can't find a solution.
I tried to remake some sketches but nothing works.

:frowning:

Arduino IDE 1.8.10
Board: Arduino Leonardo

Maybe someone know how to do it.
Thank's for help.

I tried to remake some sketches but nothing works.

Please post your best effort and explain the problems encountered